What they mean by "patch it" is that if you are in an NTSC region (with an NTSC TV) then PAL games will not display property because of different TV standards. You'll need to find a PAL(<-)->NTSC game convertor or a specific patch for the game, then burn it patched and voila! play!
ALLERGY ALERT: The above post may be nuts.
N64, GBA, both un-modded.
NTSC U/C PS2 v4 w/No Solder v4 (SOLD, DRE... Laser Died
NTSC U/C PS with Plugmod (SOLD to pay for above